public class HomeWork19_01{
    public static void main(String[] args){
        try{
            StuScoreManager ssm = new StuScoreManager();
            ssm.getAllScore_by_time(1);
            ssm.getAllScore_by_stu("张三");
            ssm.getAVGScore_by_stu("李四");
            ssm.getMaxAVGScore_by_time();
            ssm.getScore_by_stu("王五", 2);
            ssm.viewBySort();
        }catch(Exception e){
            e.printStackTrace();
        }
    }
}